Re: Test lab

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От Greg Smith
Тема Re: Test lab
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Msg-id Pine.GSO.4.64.0711090931470.1537@westnet.com
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Ответ на Re: Test lab  (Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>)
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On Sun, 4 Nov 2007, Stefan Kaltenbrunner wrote:

>> I never got the database tests in SysBench to produce useful results
>> [because of deadlocks]
>
> hmm I have not seen that and the recent freebsd related scalability
> benchmarks(http://people.freebsd.org/~kris/scaling/)  seem to indicate
> that it seems to work quite well at least for some stuff.

After digesting those, I note that the FreeBSD tests were using 
--oltp-read-only which doesn't do any database writes--so no ROW EXCLUSIVE 
locks either.  I was using things like the "complex" setting, and it was 
the UPDATE statements in there that didn't work right when I last tested.

--
* Greg Smith gsmith@gregsmith.com http://www.gregsmith.com Baltimore, MD


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